from __future__ import absolute_import

import sys

from django.core.management.base import BaseCommand, make_option
from django.utils import timezone
from click import echo

from sentry.models import LostPasswordHash
from sentry.utils.auth import find_users


class Command(BaseCommand):
    help = 'Generate a link for a user to reset their password'

    option_list = BaseCommand.option_list + (
        make_option(
            '--noinput',
            dest='noinput',
            action='store_true',
            default=False,
            help='Dont ask for confirmation before merging accounts.'
        ),
    )

    def handle(self, username, **options):
        users = find_users(username, with_valid_password=False)
        if not users:
            sys.stdout.write("No account found with given username.\n")
            return

        for user in users:
            password_hash, created = LostPasswordHash.objects.get_or_create(
                user=user,
            )
            if not password_hash.is_valid():
                password_hash.date_added = timezone.now()
                password_hash.set_hash()
                password_hash.save()
            echo(
                u'{} ({}) - {}'.format(
                    user.username,
                    user.email,
                    password_hash.get_absolute_url(),
                )
            )
